Unprecedented cyclisations of calix[4]arenes with glycols under the Mitsunobu protocol. Part 1: A new perspective for the synthesis of calixcrowns

✍ Scribed by Viktor Csokai; Alajos Grün; István Bitter

• Publisher: Elsevier Science
• Year: 2003
• Tongue: French
• Weight: 207 KB
• Volume: 44
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/s0040-4039(03)01077-3

✦ Synopsis

Selective ring closures of p-tert-butylthiacalix [4]arene and p-tert-butylcalix [4]arene with oligoethylene glycols were performed under the Mitsunobu protocol using the DEAD/TPP system. The method opens a new perspective for the syntheses of 1,3-calixcrowns.